66In-Call OptionsDuring an active call there are several functions available bytouching a corresponding on-screen button.• Add call: Display the dialer so you can call another person.• Keypad: Display the on-screen keypad, where you canenter a number using DTMF (Dual Tone Multi-Frequency).• End call: Terminate the call.• Speaker: Route the phone’s audio through either the speaker orthrough the earpiece.– Touch Speaker to route the audio through the speaker. (Youcan adjust the speaker volume using the volume keys.) A greenline appears under the Speaker button.– Touch Speaker again to use the phone’s earpiece (see “Usingthe Speakerphone During an Active Call” on page 67). Thegreen line disappears when Speaker is not activated.• Mute/Unmute Turn the onboard microphone either on or off.– Touch Mute during a call to mute the microphone. A green linewill appear under the Mute button.– Touch Mute again to unmute the microphone. The green linewill disappear when Mute is not activated.• Headset Connect to a Bluetooth headset.– Touch Headset during a call to activate a Bluetooth headset. Agreen line appears under the Headset button.– Touch Headset again to de-activate the Bluetooth headset. Thegreen line disappears when the Headset is not activated.• Touch Menu for more options:– Contacts: Go to your Contact list.– Memo: Write a memo.– Message: Write a message during a call.– One-handed operation on / off: The One-handed operationsettings help you to use your phone keypads easily with onlyone hand. For more information, refer to “One-HandedOperation” on page 157.Personalizing the Call Sound SettingDuring a call, it may be necessary to adjust the sound of theincoming call by selecting an audio equalizer setting for thecurrent call.1. From the call screen, touch to enable the feature.displays when the feature is enabled.2. Select an available option. Choose from: Off,Soft sound, Clear sound, Adapt Sound Left, andAdapt Sound right.